How to...Order by

Question

Hi all,
create table tt_1 (col varchar2(10));
insert into TT_1 values('AAA');
insert into tt_1 values('BBB');
insert into tt_1 values('CCC');
insert into TT_1 values('DDD');
insert into tt_1 values('TEST');
insert into tt_1 values('UUUU');
insert into tt_1 values('ZZZ');
insert into TT_1 values('LLL');
insert into TT_1 values('PPP');
select * from tt_1 ;
AAA
BBB
CCC
DDD
TEST
UUUU
ZZZ
LLL
PPPDoes anybody knows how can value 'TEST' be the last of the result from query? Any specific order by clause which i don't know? Maybe any aggregation functions?
Pls help
Version: 11g
Thanks in advance,
Bahchevanov.

Answer 1

Do it in a subquery :
select col from (
select col from tt_1 where col in ('AAA', 'CCC', 'ZZZ')
union -- or UNION ALL ?
select col from tt_1 where col in ('TEST', 'PPP', 'UUU')
order by nullif(col,'TEST') nulls last;Edited by: odie_63 on 2 oct. 2012 14:07